18960120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{52667}}^1$

素因数の和:52684

約数の個数: 48

約数和(自身を含む): 61621560

約数和(自身を除く): 42661440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 52667, 105334, 158001, 210668, 263335, 316002, 421336, 474003, 526670, 632004, 790005, 948006, 1053340, 1264008, 1580010, 1896012, 2106680, 2370015, 3160020, 3792024, 4740030, 6320040, 9480060, 18960120]

約数ペア:

[(1, 18960120), (2, 9480060), (3, 6320040), (4, 4740030), (5, 3792024), (6, 3160020), (8, 2370015), (9, 2106680), (10, 1896012), (12, 1580010), (15, 1264008), (18, 1053340), (20, 948006), (24, 790005), (30, 632004), (36, 526670), (40, 474003), (45, 421336), (60, 316002), (72, 263335), (90, 210668), (120, 158001), (180, 105334), (360, 52667)]